Mobile Battery for OPPO 13.09Wh Li-Pol 3.85V 3400mAh Black for OPPO Mobile, SmartPhone R1833, Realme U1, RMX1833The growing demand for consumer electronic devices for home and leisure poses the challenge of upgrading, improving and enhancing existing devices.In CoreParts you will find a wide range of alternative batteries for Consumer Electronics, that matches the performance of your original device. All manufactured by High-end, certified and trusted suppliers. BLP695